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ogreditablelayer.h
1 /******************************************************************************
2 * $Id$
3 *
4 * Project: OpenGIS Simple Features Reference Implementation
5 * Purpose: Defines OGREditableLayer class
6 * Author: Even Rouault <even.rouault at spatialys.com>
7 *
8 ******************************************************************************
9 * Copyright (c) 2015, Even Rouault <even.rouault at spatialys.com>
10 *
11 * Permission is hereby granted, free of charge, to any person obtaining a
12 * copy of this software and associated documentation files (the "Software"),
13 * to deal in the Software without restriction, including without limitation
14 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
15 * and/or sell copies of the Software, and to permit persons to whom the
16 * Software is furnished to do so, subject to the following conditions:
17 *
18 * The above copyright notice and this permission notice shall be included
19 * in all copies or substantial portions of the Software.
20 *
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
22 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
24 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
26 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
27 * DEALINGS IN THE SOFTWARE.
28 ****************************************************************************/
29
30 #ifndef OGREDITABLELAYER_H_INCLUDED
31 #define OGREDITABLELAYER_H_INCLUDED
32
34 #include "ogrlayerdecorator.h"
35 #include <set>
36
37 class CPL_DLL IOGREditableLayerSynchronizer
38 {
39 public:
40 virtual ~IOGREditableLayerSynchronizer();
41
42 virtual OGRErr EditableSyncToDisk(OGRLayer* poEditableLayer,
43 OGRLayer** ppoDecoratedLayer) = 0;
44 };
45
46 class CPL_DLL OGREditableLayer : public OGRLayerDecorator
47 {
48 protected:
49
50 IOGREditableLayerSynchronizer *m_poSynchronizer;
51 bool m_bTakeOwnershipSynchronizer;
52 OGRFeatureDefn *m_poEditableFeatureDefn;
53 GIntBig m_nNextFID;
54 std::set<GIntBig> m_oSetCreated;
55 std::set<GIntBig> m_oSetEdited;
56 std::set<GIntBig> m_oSetDeleted;
57 std::set<GIntBig>::iterator m_oIter;
58 std::set<CPLString> m_oSetDeletedFields;
59 OGRLayer *m_poMemLayer;
60 bool m_bStructureModified;
61 bool m_bSupportsCreateGeomField;
62 bool m_bSupportsCurveGeometries;
63
64 OGRFeature *Translate(OGRFeatureDefn* poTargetDefn,
65 OGRFeature* poSrcFeature,
66 bool bCanStealSrcFeature,
67 bool bHideDeletedFields);
68 void DetectNextFID();
69 int GetSrcGeomFieldIndex(int iGeomField);
70
71 public:
72
73 OGREditableLayer(OGRLayer* poDecoratedLayer,
74 bool bTakeOwnershipDecoratedLayer,
75 IOGREditableLayerSynchronizer* poSynchronizer,
76 bool bTakeOwnershipSynchronizer);
77 virtual ~OGREditableLayer();
78
79 void SetNextFID(GIntBig nNextFID);
80 void SetSupportsCreateGeomField(bool SupportsCreateGeomField);
81 void SetSupportsCurveGeometries(bool bSupportsCurveGeometries);
82
83 virtual OGRGeometry *GetSpatialFilter() override;
84 virtual void SetSpatialFilter( OGRGeometry * ) override;
85 virtual void SetSpatialFilterRect( double dfMinX, double dfMinY,
86 double dfMaxX, double dfMaxY ) override;
87 virtual void SetSpatialFilter( int iGeomField, OGRGeometry * ) override;
88 virtual void SetSpatialFilterRect( int iGeomField, double dfMinX, double dfMinY,
89 double dfMaxX, double dfMaxY ) override;
90
91 virtual OGRErr SetAttributeFilter( const char * ) override;
92
93 virtual void ResetReading() override;
94 virtual OGRFeature *GetNextFeature() override;
95 virtual OGRErr SetNextByIndex( GIntBig nIndex ) override;
96 virtual OGRFeature *GetFeature( GIntBig nFID ) override;
97 virtual OGRErr ISetFeature( OGRFeature *poFeature ) override;
98 virtual OGRErr ICreateFeature( OGRFeature *poFeature ) override;
99 virtual OGRErr DeleteFeature( GIntBig nFID ) override;
100
101 virtual OGRwkbGeometryType GetGeomType() override;
102 virtual OGRFeatureDefn *GetLayerDefn() override;
103
104 virtual OGRSpatialReference *GetSpatialRef() override;
105
106 virtual GIntBig GetFeatureCount( int bForce = TRUE ) override;
107 virtual OGRErr GetExtent(int iGeomField, OGREnvelope *psExtent, int bForce = TRUE) override;
108 virtual OGRErr GetExtent(OGREnvelope *psExtent, int bForce = TRUE) override;
109
110 virtual int TestCapability( const char * ) override;
111
112 virtual OGRErr CreateField( OGRFieldDefn *poField,
113 int bApproxOK = TRUE ) override;
114 virtual OGRErr DeleteField( int iField ) override;
115 virtual OGRErr ReorderFields( int* panMap ) override;
116 virtual OGRErr AlterFieldDefn( int iField, OGRFieldDefn* poNewFieldDefn, int nFlags ) override;
117
118 virtual OGRErr CreateGeomField( OGRGeomFieldDefn *poField,
119 int bApproxOK = TRUE ) override;
120
121 virtual OGRErr SyncToDisk() override;
122
123 virtual OGRErr StartTransaction() override;
124 virtual OGRErr CommitTransaction() override;
125 virtual OGRErr RollbackTransaction() override;
126
127 virtual const char *GetGeometryColumn() override;
128 };
130
131 #endif // OGREDITABLELAYER_H_INCLUDED
OGRGeomFieldDefn
Definition of a geometry field of an OGRFeatureDefn.
Definition: ogr_feature.h:182
OGRFeatureDefn
Definition of a feature class or feature layer.
Definition: ogr_feature.h:259
OGRFieldDefn
Definition of an attribute of an OGRFeatureDefn.
Definition: ogr_feature.h:92
OGRwkbGeometryType
OGRwkbGeometryType
List of well known binary geometry types.
Definition: ogr_core.h:317
OGRGeometry
Abstract base class for all geometry classes.
Definition: ogr_geometry.h:286
OGRSpatialReference
This class represents an OpenGIS Spatial Reference System, and contains methods for converting betwee...
Definition: ogr_spatialref.h:139
OGRLayer
This class represents a layer of simple features, with access methods.
Definition: ogrsf_frmts.h:70
OGRFeature
A simple feature, including geometry and attributes.
Definition: ogr_feature.h:353
GIntBig
long long GIntBig
Large signed integer type (generally 64-bit integer type).
Definition: cpl_port.h:246
OGRErr
int OGRErr
Simple container for a bounding region.
Definition: ogr_core.h:290

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